Your package rubygem-sanitize failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=7004031 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
Created attachment 906427 [details] build.log
Created attachment 906428 [details] root.log
Created attachment 906429 [details] state.log
Created attachment 909286 [details] Patch for rawhide Cause is incompatibility with rubygem-minitest-5.x; patch for rawhide attached.